skip to main content

Physics Girl: The HIDDEN Magnets in Your Phone

6 minutes 56 seconds

Now Playing As: Captioned (English) (change)

In this episode, host Dianna Cowern explores how magnetic paper works. She uses the paper on common electronic devices to reveal all their magnetic parts. Part of the "Physics Girl" series.

Media Details

Runtime: 6 minutes 56 seconds

A black hole in the center of a galaxy. Caption: Black hole.
Physics Girl
Season 4 / Ep 1
6 minutes 56 seconds
Grade Level: 10 - 12
A magnet film is placed on the surface of an electronic device, which results in the appearance of a specific pattern on the magnet film.
Physics Girl
Season 4 / Ep 2
6 minutes 56 seconds
Grade Level: 10 - 12
A spring fixed at one end is stretched below resonance, at resonance, and above resonance. The largest stretch in the spring is seen at resonance.
Physics Girl
Season 4 / Ep 3
6 minutes 27 seconds
Grade Level: 10 - 12
A whirlpool forms on the surface of water. Credit: Christine Westerback.
Physics Girl
Season 4 / Ep 4
6 minutes 13 seconds
Grade Level: 10 - 12
Three large speakers are present beneath a stage. Caption: Subwoofers
Physics Girl
Season 4 / Ep 5
6 minutes 37 seconds
Grade Level: 10 - 12
Large number of electric sparks can be seen in a plasma ball.
Physics Girl
Season 4 / Ep 6
7 minutes 5 seconds
Grade Level: 10 - 12
A comparison of the view, of letters placed below, through a straw submerged in water and alcohol. The view through water submerged straw is more magnified when compared to the view through alcohol submerged straw.
Physics Girl
Season 4 / Ep 7
5 minutes
Grade Level: 10 - 12
A screenshot of 2008 physics exam problem 4, labeled sticky disks.
Physics Girl
Season 4 / Ep 8
9 minutes 47 seconds
Grade Level: 10 - 12
A diagram depicts the musculature of lower back. Caption: Gluteus Maximus,
Physics Girl
Season 4 / Ep 9
10 minutes 34 seconds
Grade Level: 10 - 12
A giant concrete tunnel runs through a desert. Caption: Laser interferometer gravitational wave observatory.
Physics Girl
Season 4 / Ep 10
11 minutes 27 seconds
Grade Level: 10 - 12